Within the brain, chemical neurotransmitters like dopamine and norepinephrine regulate mood, emotions and many physiological and behavioral processes. Their imbalance can contribute to anxiety, ...

Norepinephrine is a strong vasoconstrictor frequently used to treat severe hypotension by increasing systemic vascular resistance and blood pressure. Structurally, norepinephrine is quite similar to ...

Norepinephrine-producing neurons in the locus coeruleus, a small nucleus in the brainstem, have been discovered to have two distinct types of cells that connect linearly via gap junctions -- novel ...

Norepinephrine (NE) and noradrenaline (NA) are two different terms used to describe the same thing. In the United Kingdom, "noradrenaline" is the British-approved name for this neurotransmitter and ...

Epinephrine and norepinephrine are hormones and neurotransmitters that help the body respond to stress or fear. Epinephrine increases heart rate and opens airways during emergencies. Norepinephrine ...

Also referred to as chemical messengers, neurotransmitters are chemical agents made and released by neurons. They are stored in vesicles at the terminal end (presynaptic terminal) of a neuron. Their ...